Texas Instruments TI-89 Developer's Manual page 959

Appendix A: System Routines — Operating System
EV_captureEvents
case KB_ON+KB_OPTION:
EV_defaultHandler(e);
break;
}
}
}
static void cancel(void)
{
WinEndPaint(&myWindow);
WinClose(&myWindow);
EV_captureEvents(oldEventHandler);
EV_restorePainting(oldPaintState);
}
TI-89 / TI-92 Plus Developer Guide
(continued)
/* allow default handling */
/* close my window */
/* re-establish previous event handler */
Not for Distribution
917
Beta Version January 26, 2001